97 results about "Program calculation" patented technology

The invention provides a resource allocation method in task unloading, relates to the technical field of network and communication, and solves the technical problem of relatively high time consumption of joint optimization of channel resources, computing resources and power consumption control in a task unloading process. According to the technical scheme, the method comprises the following steps of S1, task unloading problem modeling; s2, realizing an unloading decision; and S3, designing and realizing a resource allocation algorithm. According to the allocation method, the search behavior can be dynamically adjusted according to the real-time performance of the particles, and exploration and development of resource allocation problem solving are dynamically balanced; according to the scheme, the time overhead performance of program calculation is reduced, and a high target utility function value can be maintained.

The invention is suitable for the technical field of turbochargers, and provides a method for rapidly predicting the performance of a gas compressor of a vehicle turbocharger, which comprises the following steps of: obtaining a gas compressor performance MAP graph and structural parameters through a test; the performance of the gas compressor is predicted through the one-dimensional prediction model; obtaining the pressure ratio and efficiency deviation of the model prediction value and the test value under different working conditions; carrying out dimensionless conversion on the pressure ratio and the efficiency deviation through design point data, and constructing a machine learning training data set; training and verifying the dimensionless deviation by using machine learning; new compressor geometric parameters are calculated through a one-dimensional design program according to new design point requirements; performing performance prediction on the new gas compressor through the one-dimensional prediction model; and the new compressor performance predicted value is corrected through a machine learning model, and an accurate compressor performance MAP graph is obtained. According to the method, machine learning and a physical model are combined, and the performance characteristics of the turbocharger compressor can be accurately obtained under the condition that a large amount of workload is saved.

A method, computer program (3), computer-readable data-carrier (4), computing device (2), and apparatus (1), such as a vehicle, in particular an aircraft, for deterministic execution of an instruction set (I) containing instructions (M) to be carried out by a processing unit (11) of the computing device (2), are provided, the method comprising the steps of executing a predefined number of pre-branch instructions (A) up to a conditional branch (C) of the instruction set (I) containing at least one branch condition determining a subsequent instruction which is to be executed after the conditional branch (C); predicting at least one of the pre-branch instructions (A) and / or a target instruction (T) to be executed as the subsequent instruction if the at least one condition is met; and inserting the at least one predicted pre-branch instruction (A) and / or the target instruction (T) into the instruction set (I) after the conditional branch (C).

The invention relates to a method for determining the contact quality between at least one sliding brush (4, 6) of a brush adjuster (2) and an associated rotor shaft slip ring (8, 10), against which the sliding brush (4, 6) is pressed, in order to externally excite an electric motor rotor provided on the rotor shaft, in accordance with the contact quality such that the slip ring (8, 10) is sufficiently contacted by the sliding brushes (4, 6) for a given excitation current and when the smallest possible contact pressure is applied. In the process, electromagnetic radiation emitted by the assembly consisting of the at least one sliding brush (4, 6) and the associated slip ring (8, 10), said electromagnetic radiation arising as a result of the sliding brush (4, 6) being lifted off the slip ring (8, 10) during an operation of the electric motor, is detected by means of an electrical component with a sufficient inductance in a region of the assembly and used to determine the contact quality. The invention additionally relates to a computer program, to a computer program product, to a system, and to an electric vehicle.

The embodiment of the invention provides a node graph rendering method and related equipment. The node graph rendering method comprises the following steps: monitoring the number of nodes contained in a node graph; if the number of the nodes does not exceed a preset node number threshold value, using a real-time rendering mode to render the node graph; and if the number of the nodes exceeds a preset node number threshold value, rendering the node graph by using a background rendering mode. According to the technical scheme, the number of the nodes in the node graph is monitored, real-time rendering is forbidden when the number of the nodes exceeds the preset node number threshold value, background rendering is used instead, the final layout of all the nodes is calculated through a background program, and after calculation is completed, the layouts of all the nodes are rendered into the page at a time, so that the layout of all the nodes is rendered into the page at a time. According to the method, frequent calculation and rendering are reduced, and the performance bottleneck of real-time rendering is avoided, so that the page loading speed and the user experience are remarkably improved.

The invention discloses a high-speed motor full-speed-domain high-precision speed measurement method based on a gear encoder, and belongs to the technical field of high-speed motor control. The method comprises the steps that a gear encoder is coaxially installed at the shaft end of a motor, integer position pulses are obtained through an enhanced orthogonal encoding pulse module, decimal position pulses are obtained through an enhanced capturing module, and rotor mechanical position pulses are calculated by combining the integer position pulses and the decimal position pulses. And calculating a single-interrupt period position pulse increment through a main interrupt program, performing multi-period accumulation, and calculating the rotating speed of the motor in real time based on an accumulation result. According to the method, through a continuous interruption accumulation algorithm, integer and decimal position pulse information is fully utilized, truncation errors and random errors in a traditional pulse measurement method and a time measurement method are effectively reduced, high-precision and fast-response speed measurement of the high-speed motor in the full-speed domain range is achieved, and the method is suitable for a high-speed control system with the speed of more than 60000 revolutions per minute and has a wide application prospect. The system has the advantages of simple structure, strong anti-interference capability and low software and hardware overhead.

A method for deterministic execution of an instruction set (I) containing instructions (M) to be carried out by a processing unit of the computing device includes the steps of executing a predefined number of pre-branch instructions (A) up to a conditional branch (C) of the instruction set (I) containing at least one branch condition determining a subsequent instruction which is to be executed after the conditional branch (C); predicting at least one of the pre-branch instructions (A) and / or a target instruction (T) to be executed as the subsequent instruction if the at least one condition is met; and inserting the at least one predicted pre-branch instruction (A) and / or the target instruction (T) into the instruction set (I) after the conditional branch (C). A computer program, computer-readable data-carrier, computing device, and apparatus, such as a vehicle, in particular an aircraft may be configured to perform the method.

1. Name of the product in this design: Industrial Notebook Computer (GW-NB-R1402). 2. Purpose of this design: A computer used for document processing and program calculations. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

EEPROM emulation is provided in a phase-change memory of a circuit integrating a microprocessor. A granularity for writing into lines of the phase-change memory is defined according to a size of data packets to be written. A first error correction code calculated by a program executed by said microprocessor is associated with each data packet. Several data packets and their associated first error correction codes are then stored in a same line of the phase-change memory data packet.

The utility model discloses an automatic alignment device which comprises a support, a supporting base, a tray, a laser displacement sensor, a rotary table bearing, a bottom plate and a driving mechanism. The supporting base is fixedly connected to the bottom of the support, and the bottom plate is installed above the support through bolts. The rotary table bearing is arranged on the bottom plate, and the tray is fixed to the top of the rotary table bearing; the driving mechanism is arranged at the bottom of the rotary table bearing; a laser displacement sensor used for identifying angular characteristics is installed on the side portion of the support. The servo motor rotates and cooperates with the laser displacement sensor to identify different features of the workpiece, a correct angular position is obtained after program calculation, and then the angular feature orientation of the workpiece is adjusted.

The invention relates to a method for evaluating aging and, in particular, for monitoring the condition of an electrical device (1) comprising a fixed insulation system (I) and a liquid and / or gaseous insulating medium (13) in contact with said system (I). In this method, a thermohydraulic aging model (16) is provided, and a simulation of the electrical device (1) is performed. Local temperatures (T1-T5) are calculated for different areas of the electrical device within the simulation, and the quantities of at least one aging product, which forms due to the aging of the fixed insulation system (I) and passes into the insulating medium (13), are calculated for the different areas (8a-8f). Furthermore, the invention relates to a computer program and a computer-readable storage medium.

A controller configuration for a drive system with a drive is determined using at least one simulation model. One or more controlled system measurement results are received. One or the respective controlled system measurement result is obtained by measuring an RPM speed control loop of the drive system. A simulation model with a drive unit submodel and with one or more controlled system submodels is created for the or the respective RPM speed control loop. A system identification is carried out using the or the respective controlled system measurement result in order to obtain the or the respective controlled system submodel. A controller configuration is determined for the drive system using the simulation model.

The invention discloses a secondary cooling water distribution curve visual control method for a multi-strand billet continuous casting machine, which belongs to the technical field of metallurgy, and comprises the following steps: step S1, VBA programming and water distribution curve generation; s2, PLC program calculation is carried out; s3, PID adjustment is carried out; the method has the advantages that the set water distribution curve can be visually reflected, the matching accuracy is high, dynamic and accurate control can be conducted in combination with real-time parameters, and the diversified production requirements of the multi-strand billet continuous casting machine can be met. The problems that according to an existing control method, a set water distribution curve cannot be visually reflected, the corresponding cooling water amount cannot be accurately matched, dynamic accurate control combined with real-time parameters is lacked, a mechanism for evaluating and optimizing a water distribution program regularly based on production data is not formed, and then high-quality diversified production of the multi-flow billet continuous casting machine cannot be met are solved.

Within a video frame, elements are identified. A graph is constructed for a portion of video content including the video frame. Using the graph and an excitement level corresponding to an element in the plurality of elements, the video frame is divided into an alterable region and an unalterable region. By solving an optimization problem, a compute resource and a rendering application are selected, the compute resource represented by a runtime feature vector encoding a plurality of features describing execution of the rendering application on the compute resource. Using the compute resource and the rendering application, a background image corresponding to the alterable region is rendered. The unalterable region and the background image are combined into a rendered video frame, the rendered video frame replacing the video frame within the portion of video content.

Systems and methods for supporting the reporting of predicted or inferred positioning information using a central unit (CU) side model for AI / ML-assisted positioning are disclosed. In one embodiment, a method performed by a CU of a radio access network (RAN) node for generating inferred measurements based on a CU-side AI / ML model for AI / ML-assisted positioning includes: receiving a measurement request from a location management function (LMF) including a request for at least one inferred measurement for AI / ML-assisted positioning; and sending to the LMF at least one value generated using the CU-side AI / ML model and associated with the at least one inferred measurement for AI / ML-assisted positioning. Embodiments of the CU and LMF of the RAN node and their operating methods are also disclosed.

The application discloses a general calculation method for tunnel engineering quantity, which is suitable for general program calculation of inner contour of various tunnels and engineering quantity of tunnel structure, and can calculate the inner contour area of tunnels with different section forms such as single circle, three-circle and five-circle under the condition of being free from various software platforms and being free from human control.

The application discloses a single fulcrum flexible wall nozzle profile curve design method. The method comprises the following steps: obtaining design parameters and a target profile curve of a single fulcrum flexible wall nozzle; determining initial values of support rod parameters according to the design parameters; writing a profile curve calculation program by using MAPLE software, inputting the design parameters and the initial values of the support rod parameters into the profile curve calculation program, and calculating the profile curve; subtracting the target profile curve from the profile curve to obtain a profile curve deviation; when the profile curve deviation is greater than a maximum profile curve deviation, adjusting the numerical values of the support rod parameters according to the profile curve deviation, repeatedly performing iterative calculation by using the MAPLE software, and obtaining the profile curve deviation between the profile curve and the target profile curve being less than the maximum profile curve deviation until the profile curve is obtained. The application does not use a finite element modeling simulation process, has the advantage of short design period, and guarantees the solving precision through elliptic integral solving derived according to the Euler-Bernoulli beam large deformation theory.

The present application relates to a five-axis head RTCP parameter calibration and precision detection method based on a tool setting gauge, and relates to the technical field of machine tool five-axis head precision calibration and detection; including clamping a ball head detection rod, activating the tool setting gauge, executing a measurement and detection program at a set angle, calculating and updating RTCP related parameters, automatically calculating geometric precision and outputting results. The present application executes the prepared calibration algorithm, uses the ball head detection rod clamped on the spindle of the five-axis head and the tool setting gauge installed in the working area of the machine tool for calibration and detection, calculates the five-axis head RTCP parameters that need to be updated through the algorithm, tests the related rotary geometric precision of the five-axis head after the data is updated, and outputs a test report. The items that originally need to be tested manually are optimized for automatic testing, human errors and other disturbances are excluded, the efficiency is improved, the utilization value of the tool setting gauge is improved, and the cost of purchasing the corresponding 3D measurement probe for users with automatic calibration needs is saved.

The present application relates to the field of fluid machinery, and particularly to a water ring vacuum pump impeller and shell line collaborative design method. The method comprises the following steps: impeller and shell line segmentation and control variable setting, based on impeller parameters and four-section shell control parameters to carry out six-factor collaborative design experiment, and using Latin hypercube sampling to obtain sample library; for each group of impeller and shell line control variable combination, using Bezier curve to generate impeller line, and using DFFD method to obtain shell line; for each group of impeller line and shell line, establishing a calculation domain model, using VOF two-phase flow model to carry out CFD calculation, and loading UDF program to calculate wall effect entropy production after the flow field tends to be stable; based on the sample library, constructing a mixed approximation model of wall effect entropy production; under the condition of keeping the rated working condition, using particle swarm optimization algorithm to optimize the impeller and shell line, so as to reduce the wall effect entropy production.

Method and electronic system for managing event streams of software application(s), computer program and associated electronic emulation installation. The invention relates to a method for managing event streams emulated by a set (12) of first emulator(s) (14) comprising event producers, implemented by an electronic system and comprising a processing phase carried out iteratively for successive streams, and comprising: - acquiring from the producers a current stream including a current sequence of event(s) for each producer, each event having a respective date, with respect to an emulated clock common to the producers; - determining a current reordering interval between an initial time and a final time;- reordering events within the current reordering interval, the events to be reordered being the acquired events whose date belongs to the current reordering interval, and being reordered according to their respective dates; - storing the reordered events in a memory (30) for use by a set (16) of second emulator(s) (18). Figure for the abbreviation: Figure 2;

A novel data processing device that is highly convenient, useful, or reliable is provided. The data processing device includes a memory unit and a processing unit. A program is stored in the memory unit, and the processing unit calculates a vertex normal vector in accordance with the program. The program is composed of five steps. In the first step, a unit region is placed on an object. The unit region has the center of gravity. In the second step, a portion where the unit region and the object overlap is specified. In the third step, the center of gravity of the overlap portion is specified. In the fourth step, a vector from the center of gravity of the overlap portion to a point in the object is specified. In the fifth step, the vector is used as a vertex normal vector at the point in the object.

The invention relates to a method for determining brush wear of a wet-running brush adjuster (2) which has a sensorless stepper motor. In the process, a spindle (10) of a spindle drive, the spindle interacting with a spindle nut (8) which has permanent magnets and is driven by a rotary field generated by the stepper motor, is moved against a first stop (18) of a force distribution element (16) in a first direction of rotation of the spindle nut (8), thereby acting on two sliding brushes (B1, B2) indirectly via a compression spring (14) and the force distribution element (16), whereupon the spindle nut (8) is operated in a second, opposite direction of rotation until the spindle (10) is moved against a second stop of a housing portion (G2) of the stepper motor. On the basis of the travel distance covered by the spindle (10) between the first stop position and the second stop position and future detections of the travel distance, which increases in the event of brush wear, the brush wear can be inferred by calculating the difference between the travel distances.

To improve interest. [Solution] The program according to the present invention causes the computer (10,20) to function as a processing means (game progress unit 103) that changes the state of an object that is the target of operation by a second user different from the first user (non-operated object) based on information about a predetermined force (pressing force) applied by the first user. By changing the state of an object that is the target of operation by a second user (non-operated object) based on information about a predetermined force (pressing force) applied by the first user, it becomes possible to improve the level of enjoyment.

Numerical control device (1) for controlling a machine tool (100), wherein the machine tool (100) comprises a spindle (Ac) for rotating a cutting tool (T) or a workpiece (W) which is a machining target, and a feed axis (Az) for moving the cutting tool (T) relative to the workpiece (W), and for causing the spindle (Ac) and the feed axis (Az) to interact to cut the workpiece (W) by means of the cutting tool (T), wherein the numerical control device (1) comprises: a reference speed calculation unit (14) configured to calculate a spindle speed, which is a speed of the spindle (Ac) according to a machine machining program, and a feed rate, which is a speed of movement of the feed axis (Az) according to the machine machining program;a vibration command calculation unit (15) configured to calculate a vibration command, which is a periodic variation component superimposed on a feed axis (Az) command, based on the spindle speed and feed rate, and a predefined vibration frequency amplification; a setting detection unit (13) configured to detect an upper limit for the frequency of the vibration command; and an adjustment unit (16) configured to adjust the frequency of the vibration command, or at least either the spindle speed or the vibration frequency amplification, so that the frequency of the vibration command does not exceed the upper limit.

To provide a novel game event induction program, a program, a computer, and an information processing method.SOLUTION: A program makes a computer (server device 2) function as reception means 221, storage means 222, and privilege imparting means 223. When the reception means 221 receives specific area information concerning the position p1 or region R of a specific area and privilege information, the storage means 222 associates and stores the received specific area information and privilege information in a storage unit 23. In a case where the distance from the position p1 of the specific area in the specific area information to the position up of a user playing a game is equal to or shorter than a predetermined threshold or in a case where the position up of the user is included in the region R of the specific area in the specific area information, the privilege imparting means 223 imparts a privilege associated with the specific area information to the user.SELECTED DRAWING: Figure 1

The application discloses a method for accelerating arbitrary precision sparse matrix multiplication and addition operation based on a tensor core, which is in combination with deep learning and the program characteristics of parallel processing of sparse matrices, and is in combination of an arbitrary precision sparse matrix multiplication and addition operation operator and a parallel computing acceleration device, decomposes a general matrix into a sparse matrix of a set format, blocks the sparse matrix and specifies a corresponding parallel computing hardware unit for the sparse matrix, uses shared memory to reduce memory conflict and access delay, calls a high-level language API function library to execute the loading, calculation and storage process of the calculation data, and finally reduces the output data of the function, so that the final result of the arbitrary precision sparse matrix multiplication and addition operation on the parallel computing acceleration device is obtained. The application can fully utilize the parallel computing resources such as the tensor core on the A100, effectively reduce the program calculation amount and communication overhead, and greatly improve the program running performance.

The invention relates to the technical field of reactor core control and safety, in particular to a method and a device for predicting the boron concentration of a nuclear reactor. The method comprises the following steps: determining burnup calculation deviation of critical boron concentration before shutdown of a reactor; obtaining the re-critical theoretical boron concentration of the reactor when the reactor is critical; determining a critical boron concentration calculation deviation; and according to the critical boron concentration calculation deviation, the burn-up calculation deviation and the re-critical theoretical boron concentration, determining the target re-critical boron concentration. According to the method, boron concentration correction is carried out only through the deviation in the burn-up correction process and the deviation in the power feedback process under the condition that additional program calculation does not need to be carried out, and it is guaranteed that the deviation between the corrected theoretical re-critical boron concentration and the corrected actual re-critical boron concentration is greatly reduced; the problem that the deviation between the predicted value and the measured value of the re-critical boron concentration in the nuclear life period is too large is effectively solved.

This will allow users to transparently specify the computing resources on which to run deep learning applications. [Solution] When a call is made to the deep learning framework 30 during the execution of a deep learning application 20, a first identifier that identifies the computing resources described in the application 20 is obtained, and based on the first identifier, a second identifier corresponding to the first identifier is obtained by referring to the correspondence relationship 105 between the first identifier and a second identifier that identifies the physical computing resources managed by the framework 30, the first identifier included in the call is replaced with the obtained second identifier to generate a new call, and the new call is sent to the framework 30.

An abnormal load detection device is provided, which improves the sensitivity of abnormal load detection. The device detects an abnormal load condition on an axis in a machine tool with at least one axis and comprises a motion command generation unit, a predictive load calculation unit, a motion control unit, an actual load calculation unit, a differential unit, and an abnormal load detector. The motion command generation unit generates motion commands for the axis based on a machining program, and the predictive load calculation unit calculates a predicted load to be applied to the axis based on the machining program.The motion control unit controls the axis's movement based on the motion commands, and the actual load calculation unit calculates the actual load acting on the axis based on the motion commands and the motion control information used in controlling the axis's movement. The differential unit calculates a load prediction error, which represents the difference between the predicted load and the actual load, and the abnormal load detector detects an abnormal load condition on the axis based on the load prediction error.